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POWER WAVE E500
PROBLEMS
(SYMPTOMS)
Major physical or electrical damage is
evident when the sheet metal covers are
removed.
Input fuses keep blowing
Machine will not power up (no lights)
Machine won't weld, can't get any output.
This problem will normally be
accompanied by an error code. Error codes
are displayed as a series of red and green
flashes by the status light(s). See "Status
Light" section of this document for
additional information.
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your
Lincoln Authorized Service Facility for technical troubleshooting assistance before you proceed.
WWW.LINCOLNELECTRIC.COM/LOCATOR
Observe all Safety Guidelines detailed throughout this manual
POSSIBLE
BASIC MACHINE PROBLEMS
None
1. Improperly sized input fuses.
2. Improper Weld Procedure requiring
output levels in excess of machine
rating.
3. Major physical or electrical damage is
evident when the sheet metal covers
are removed.
1. No Input Power.
2. Fuse F1 (in reconnect area) may have
blown.
3. Circuit breaker CB1 (on the control
panel) may have tripped.
4. Improper input voltage selection
(multiple input voltage machines only).
1. Input voltage is too low or too high.
2. Thermal Error.
3. Primary current limit has been exceeded.
(the main contactor drops out when
output is initiated – see error 31).
4. Inverter Fault - switch pc board,
contactor problem, etc.
CAUSE
Contact your local Lincoln Authorized Field
Service Facility.
1. Make sure fuses are properly sized.
2. Reduce output current, duty cycle, or
3. Contact your local authorized Lincoln
1. Make sure input supply disconnect has
2. Power Down and replace the fuse.
3. Power Down and reset CB1.
4. Power down, check input voltage
1. Make certain that input voltage is
2. See "Thermal LED is ON" section.
3. Possible short in output circuit. Turn
4. Contact your local authorized Lincoln
E-4
TROUBLESHOOTING
RECOMMENDED
COURSE OF ACTION
See installation section of this manual
for recommended sizes.
both.
Electric Field Service facility for
technical assistance.
been turned ON. Check input fuses.
Make certain that the Power Switch
(SW1) on the power source is in the
"ON" position.
reconnect according to diagram on
reconnect cover.
correct, according to the Rating Plate
located on the rear of the machine.
machine off. Remove all loads from the
output of the machine. Turn back on,
and activate output. If condition
persists, turn power off, and contact an
authorized Lincoln Electric Field
Service facility.
Electric Field Service facility for
technical assistance.
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